1. (noun)declension the inflection of nouns and pronouns and adjectives in Indo-European languages
2. (noun)deterioration, decline in quality, declension, worsening process of changing to an inferior state
3. (noun)descent, declivity, fall, decline, declination, declension, downslope a downward slope or bend
4. (noun)declension a class of nouns or pronouns or adjectives in Indo-European languages having the same (or very similar) inflectional forms
"the first declension in Latin"
Definition of 'declension'
